[PATCH] IB/uverbs: Fix memleak in ib_uverbs_add_one

From: Dinghao Liu
Date: Fri Aug 21 2020 - 04:10:55 EST


When ida_alloc_max() fails, uverbs_dev should be freed
just like when init_srcu_struct() fails. It's the same
for the error paths after this call.

Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
---
drivers/infiniband/core/uverbs_main.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 37794d88b1f3..c6b4e3e2aff6 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -1170,6 +1170,7 @@ static int ib_uverbs_add_one(struct ib_device *device)
ib_uverbs_comp_dev(uverbs_dev);
wait_for_completion(&uverbs_dev->comp);
put_device(&uverbs_dev->dev);
+ kfree(uverbs_dev);
return ret;
}

--
2.17.1